CN214527947U - Height-adjustable wheel structure for tray type carrier - Google Patents
Height-adjustable wheel structure for tray type carrier Download PDFInfo
- Publication number
- CN214527947U CN214527947U CN202023293954.6U CN202023293954U CN214527947U CN 214527947 U CN214527947 U CN 214527947U CN 202023293954 U CN202023293954 U CN 202023293954U CN 214527947 U CN214527947 U CN 214527947U
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- Prior art keywords
- crane
- fixedly connected
- rack
- truckle
- tray
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- Expired - Fee Related
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- 238000009434 installation Methods 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 11
- 229910000838 Al alloy Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims 1
- 230000005012 migration Effects 0.000 abstract description 6
- 238000013508 migration Methods 0.000 abstract description 6
- 239000000463 material Substances 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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Abstract
The utility model discloses an adjustable high wheel structure for tray formula carrier, including the crane, the inside of crane is provided with the installation cavity, the crane internal rotation is connected with the screw thread lead screw, threaded connection has the nut on the screw thread lead screw, it has the guide bar to peg graft in the nut, the one end fixed connection of guide bar is at the inner diapire of crane, the other end of guide bar hangs aloft, the equal fixedly connected with mounting panel in both sides of nut. The utility model relates to a carrier truckle subassembly technical field opens servo motor, makes the axis of rotation drive the carousel and rotates, promotes the rack at spacing inslot horizontal migration with the rotor plate, and the horizontal migration of rack can make drive gear drive screw rotatory to drive backup pad and universal wheel with the mounting panel and reciprocate, can adjust the height of this truckle, this truckle is compared in traditional truckle, has easy operation, the advantage of the height-adjusting of being convenient for, thereby has improved the practicality of this truckle.
Description
Technical Field
The utility model relates to a carrier truckle subassembly technical field especially relates to an adjustable high wheel structure for tray formula carrier.
Background
When the manual pallet truck is used, the loaded pallet fork is inserted into the pallet hole, the pallet goods are lifted and descended by the manual driving hydraulic system, and the manual pulling is used for completing the carrying operation. The tray transportation tool is the simplest, most convenient, most effective and most common loading, unloading and carrying tool in the tray transportation tool;
however, most of the casters at the bottom of the conventional pallet-type carrier can not be adjusted in height, and due to the fact that the pallet-type carrier can carry objects with different heights and volumes, if the heights of the casters can not be adjusted, the objects with different heights can not be carried, so that the practicability of the conventional pallet-type carrier is reduced.
To this end, we propose an adjustable height wheel structure for pallet trucks solving the above mentioned problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problems existing in the prior art and providing a height-adjustable wheel structure for a tray type carrier.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a height-adjustable wheel structure for a tray type carrier comprises a lifting frame, wherein an installation cavity is arranged inside the lifting frame, a threaded lead screw is connected in the lifting frame in a rotating mode, a nut is connected on the threaded lead screw in a threaded mode, a guide rod is inserted in the nut, one end of the guide rod is fixedly connected to the inner bottom wall of the lifting frame, the other end of the guide rod is suspended in the air, mounting plates are fixedly connected to two sides of the nut, a support column is fixedly connected to the bottom of the mounting plates, a support plate penetrates through the bottom of the support column and is movably sleeved with the bottom of the support column, universal wheels are rotatably connected to the bottom of the support plate, a limit groove is formed in the lifting frame, a rack is slidably connected in the limit groove, a transmission gear is fixedly sleeved on the threaded lead screw and is connected with the transmission gear in a rotating mode in a meshed mode, and the lifting frame is connected with a rotating shaft, fixedly connected with carousel in the axis of rotation, the rear side fixedly connected with servo motor of crane, servo motor's drive shaft is connected with the one end transmission of axis of rotation, the front side fixedly connected with fixed axle of carousel, the rotor plate has been cup jointed in the rotation on the fixed axle, the bottom fixedly connected with mount pad of rack, the opposite side of rotor plate is rotated and is connected in the mount pad.
Preferably, the inner bottom wall fixedly connected with mount of crane, the inside of mount is provided with the cavity, fixed mouthful have been seted up to the bottom of mount, sliding connection has the slider in the mount, the bottom fixedly connected with connecting piece of slider, the bottom of connecting piece and the top fixed connection of rack.
Preferably, a limiting rod is inserted in the sliding block, and two ends of the limiting rod are fixedly connected in the fixing frame.
Preferably, two threaded holes are symmetrically formed in the top of the supporting plate, threads are formed in the position, close to the bottom, of the periphery of the outer surface of the supporting column, and the bottom of the supporting column is in threaded connection with the threaded holes.
Preferably, the shape of the support column is a cylinder, and the support column is made of aluminum alloy.
Preferably, the thickness of crane is 2cm, and the material of crane is stainless steel.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses, the thickness that sets up the crane is 2cm, and the material is stainless steel, can effectually delay the corrosion speed of crane to help improving the life of this truckle, the material that sets up the support column is the aluminum alloy, can strengthen the intensity of support column, thereby improves the compressive capacity of support column, rotates the backup pad, can separate support column and backup pad, is convenient for detach the backup pad from the support column down, thereby is convenient for change the universal wheel and maintains the universal wheel.
2. The utility model discloses, open servo motor, make the axis of rotation drive the carousel and rotate, promote the rack at spacing inslot horizontal migration with the rotor plate, the horizontal migration of rack can make drive gear drive screw rotatory to drive backup pad and universal wheel with the mounting panel and reciprocate, can adjust the height of this truckle, this truckle is compared in traditional truckle, has easy operation, the advantage of the height-adjusting of being convenient for, thereby has improved the practicality of this truckle.
Drawings
Fig. 1 is a schematic structural view of an external structure of a height-adjustable wheel for a pallet truck according to the present invention;
fig. 2 is a schematic structural view of the interior of an adjustable height wheel structure for a pallet truck according to the present invention;
fig. 3 is an enlarged view of a portion a in fig. 2.
In the figure: 1. a lifting frame; 2. a threaded lead screw; 3. a nut; 4. a guide bar; 5. mounting a plate; 6. a support pillar; 7. a universal wheel; 8. a limiting groove; 9. a rack; 10. a transmission gear; 11. a rotating shaft; 12. a turntable; 13. a servo motor; 14. a fixed shaft; 15. a rotating plate; 16. a mounting seat; 17. a fixed mount; 18. a slider; 19. and a support plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
Referring to fig. 1-3, a height-adjustable wheel structure for a tray type carrier, comprising a lifting frame 1, wherein a mounting cavity is arranged inside the lifting frame 1, a threaded lead screw 2 is rotationally connected in the lifting frame 1, a nut 3 is in threaded connection with the threaded lead screw 2, a guide rod 4 is inserted in the nut 3, one end of the guide rod 4 is fixedly connected with the inner bottom wall of the lifting frame 1, the other end of the guide rod 4 is suspended in the air, both sides of the nut 3 are fixedly connected with a mounting plate 5, the bottom of the mounting plate 5 is fixedly connected with a support column 6, the bottom of the support column 6 penetrates through the lifting frame 1 and is movably sleeved with a support plate 19, the bottom of the support plate 19 is rotatably connected with a universal wheel 7, a limit groove 8 is arranged in the lifting frame 1, a rack 9 is slidably connected in the limit groove 8, a transmission gear 10 is fixedly sleeved on the threaded lead screw 2, and the transmission gear 10 is meshed with the rack 9, the rotary shaft 11 is rotationally connected with the lifting frame 1, the rotary disc 12 is fixedly connected on the rotary shaft 11, the servo motor 13 is fixedly connected on the rear side of the lifting frame 1, the driving shaft of the servo motor 13 is in transmission connection with one end of the rotary shaft 11, the fixed shaft 14 is fixedly connected on the front side of the rotary disc 12, the rotary plate 15 is rotatably sleeved on the fixed shaft 14, the mounting seat 16 is fixedly connected on the bottom of the rack 9, the other side of the rotary plate 15 is rotatably connected in the mounting seat 16, the servo motor 13 is started, the rotary shaft 11 drives the rotary disc 12 to rotate, the rotary plate 15 pushes the rack 9 to horizontally move in the limiting groove 8, the horizontal movement of the rack 9 can drive the threaded lead screw 2 to rotate by the transmission gear 10, so that the mounting plate 5 drives the support plate 19 and the universal wheel 7 to move up and down, the height of the caster can be adjusted, compared with the traditional caster, the height adjusting device has the advantages of simple operation and convenient height adjustment, thereby improving the practicability of the caster.
Wherein, the inner diapire fixedly connected with mount 17 of crane 1, the inside of mount 17 is provided with the cavity, and fixed mouthful has been seted up to the bottom of mount 17, and sliding connection has slider 18 in the mount 17, and the bottom fixedly connected with connecting piece of slider 18, the bottom of connecting piece and the top fixed connection of rack 9 can carry on spacingly to the removal of rack 9, prevent that rack 9 from taking place the off normal at the in-process that removes.
Wherein, the peg graft has the gag lever post in the slider 18, and the equal fixed connection in mount 17 in both ends of gag lever post can carry on spacingly to slider 18, prevents that slider 18 from taking place to shift at the in-process that removes, has guaranteed that this truckle can normally adjust the height.
Wherein, two screw holes have been seted up to backup pad 19's top symmetry, and support column 6 surface a week is close to the position of bottom and is seted up threadedly, and support column 6's bottom threaded connection is downthehole at the threaded hole, rotates backup pad 19, can separate support column 6 and backup pad 19, is convenient for dismantle backup pad 19 from support column 6 to be convenient for change universal wheel 7 and maintain universal wheel 7.
Wherein, the shape of support column 6 is the cylinder, and the material of support column 6 is the aluminum alloy, can strengthen support column 6's intensity to improve support column 6's compressive capacity.
Wherein, crane 1's thickness is 2cm, and crane 1's material is the stainless steel, and the corrosion rate of effectual delay crane 1 to help improving the life of this truckle.
The working principle is as follows: the utility model discloses in, when this truckle device need carry out height-adjusting, at first open servo motor 13, make axis of rotation 11 drive carousel 12 and rotate, drive fixed axle 14 and rotate 15 limit picorotations and promote rack 9 at spacing inslot 8 horizontal migration, rack 9's horizontal migration makes drive gear 10 drive screw lead screw 2 rotatory to drive backup pad 19 and universal wheel 7 with mounting panel 5 and reciprocate, can adjust the height of this truckle.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a wheel structure of adjustable height for tray formula carrier, includes crane (1), its characterized in that, the inside of crane (1) is provided with the installation cavity, crane (1) internal rotation is connected with screw lead screw (2), threaded connection has nut (3) on screw lead screw (2), peg graft in nut (3) has guide bar (4), the one end fixed connection of guide bar (4) is at the interior diapire of crane (1), the other end of guide bar (4) hangs in the air, the both sides of nut (3) all fixedly connected with mounting panel (5), the bottom fixedly connected with support column (6) of mounting panel (5), the bottom of support column (6) runs through crane (1) and the activity has cup jointed backup pad (19), the bottom of backup pad (19) is rotated and is connected with universal wheel (7), a limit groove (8) is arranged in the lifting frame (1), a rack (9) is connected in the limit groove (8) in a sliding way, a transmission gear (10) is fixedly sleeved on the threaded screw rod (2), the transmission gear (10) is meshed and connected with the rack (9), a rotating shaft (11) is rotationally connected in the lifting frame (1), a rotating disc (12) is fixedly connected on the rotating shaft (11), the rear side of the lifting frame (1) is fixedly connected with a servo motor (13), a driving shaft of the servo motor (13) is in transmission connection with one end of a rotating shaft (11), a fixed shaft (14) is fixedly connected with the front side of the turntable (12), a rotating plate (15) is rotatably sleeved on the fixed shaft (14), the bottom of the rack (9) is fixedly connected with an installation seat (16), and the other side of the rotating plate (15) is rotatably connected in the installation seat (16).
2. The wheel structure with adjustable height for a tray-type truck according to claim 1, characterized in that a fixing frame (17) is fixedly connected to the inner bottom wall of the lifting frame (1), a cavity is arranged inside the fixing frame (17), a fixing opening is opened at the bottom of the fixing frame (17), a sliding block (18) is slidably connected in the fixing frame (17), a connecting piece is fixedly connected to the bottom of the sliding block (18), and the bottom of the connecting piece is fixedly connected to the top of the rack (9).
3. The adjustable height wheel structure for a tray-type truck according to claim 2, characterized in that a limit rod is inserted in the slide (18), and both ends of the limit rod are fixedly connected in the fixing frame (17).
4. The adjustable height wheel structure for a tray-type truck as claimed in claim 1, wherein the top of the supporting plate (19) is symmetrically provided with two threaded holes, a circle of the outer surface of the supporting column (6) is provided with threads near the bottom, and the bottom of the supporting column (6) is screwed in the threaded holes.
5. The structure of an adjustable height wheel for a tray-type truck according to claim 1, characterized in that the supporting pillar (6) is cylindrical in shape and the supporting pillar (6) is made of aluminum alloy.
6. The adjustable height wheel structure for a tray-type truck according to claim 1, characterized in that the crane (1) has a thickness of 2cm and the crane (1) is made of stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023293954.6U CN214527947U (en) | 2020-12-31 | 2020-12-31 | Height-adjustable wheel structure for tray type carrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023293954.6U CN214527947U (en) | 2020-12-31 | 2020-12-31 | Height-adjustable wheel structure for tray type carrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214527947U true CN214527947U (en) | 2021-10-29 |
Family
ID=78298879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023293954.6U Expired - Fee Related CN214527947U (en) | 2020-12-31 | 2020-12-31 | Height-adjustable wheel structure for tray type carrier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214527947U (en) |
-
2020
- 2020-12-31 CN CN202023293954.6U patent/CN214527947U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211029 |